The FMF PowerCore 4 HEX Muffler is designed to deliver race-inspired performance with improved torque, increased horsepower, and dependable durability. This model is engineered for select KTM, Husqvarna, and GasGas four-stroke motorcycles and is an economical performance upgrade for riders seeking enhanced exhaust flow and responsive power delivery. The manufacturer part number and vendor part number are both 045626.
Constructed from durable stainless steel and aluminum, the FMF PowerCore 4 HEX Muffler is built to withstand demanding motocross and off-road conditions. Its Hi-Flo internal core shape and enhanced sonic evacuation help increase exhaust flow, while the space-age internal packing material promotes long-lasting performance. A removable spark arrestor is included for added versatility, and the muffler can be used with either an FMF header or the stock OEM header.
Fitment includes the 2019 Husqvarna FX 350, FX 450, FC 350, and FC 450; 2019 KTM 450 SX-F, 350 SX-F, 450 XC-F, and 350 XC-F; and the 2021 GasGas MC 450F and EX 350F. Verify motorcycle model and year before installation to ensure compatibility. This product is branded FMF and is supplied under vendor part number 045626.
Features:
- Performance: Provides an overall increase in power and torque.
- Construction: Durable stainless steel and aluminum materials support reliable use in demanding riding conditions.
- Packing: Space-age internal packing material is designed for maximum longevity.
- Core Design: Hi-Flo internal core technology promotes efficient exhaust flow.
- Exhaust Flow: Enhanced sonic evacuation helps increase flow and power.
- Spark Arrestor: Includes a removable spark arrestor.
- Compatibility: Can be used with an FMF header or the stock OEM header.
- Fitment: Fits select 2019 KTM and Husqvarna models and 2021 GasGas models.
- Brand: FMF.
- Manufacturer Part Number: 045626.
- Vendor Part Number: 045626.
Fitment:
2018 KTM 250 SX-F
2018 KTM 250 XC-F
2018 KTM 350 SX-F
2018 KTM 350 XC-F
2018 KTM 450 SX-F
2018 KTM 450 XC-F
2019 Husqvarna FC 250
2019 Husqvarna FC 350
2019 Husqvarna FC 450
2019 Husqvarna FX 350
2019 Husqvarna FX 450
2019 KTM 250 SX-F
2019 KTM 250 XC-F
2019 KTM 350 SX-F
2019 KTM 350 XC-F
2019 KTM 450 SX-F
2019 KTM 450 XC-F
2020 Husqvarna FC 250
2020 Husqvarna FC 350
2020 Husqvarna FC 450
2020 Husqvarna FX 350
2020 Husqvarna FX 450
2020 KTM 250 SX-F
2020 KTM 250 XC-F
2020 KTM 350 SX-F
2020 KTM 350 XC-F
2020 KTM 450 SX-F
2020 KTM 450 XC-F
2021 Gas-Gas EX 300
2021 Gas-Gas EX 350F
2021 Gas-Gas EX 450F
2021 Gas-Gas Mc 250
2021 Gas-Gas MC 250F
2021 Gas-Gas MC 450F
2021 Husqvarna FC 250
2021 Husqvarna FC 350
2021 Husqvarna FC 450
2021 Husqvarna FX 350
2021 Husqvarna FX 450
2021 KTM 250 SX-F
2021 KTM 250 XC-F
2021 KTM 350 SX-F
2021 KTM 350 XC-F
2021 KTM 450 SX-F
2021 KTM 450 XC-F
2022 Gas-Gas EX 250
2022 Gas-Gas EX 300
2022 Gas-Gas EX 350F
2022 Gas-Gas EX 450F
2022 Gas-Gas Mc 250
2022 Gas-Gas MC 250F
2022 Gas-Gas MC 350F
2022 Gas-Gas MC 450F
2022 Husqvarna FC 250
2022 Husqvarna FC 350
2022 Husqvarna FC 450
2022 Husqvarna FX 350
2022 Husqvarna FX 450
2022 KTM 250 SX-F
2022 KTM 250 XC-F
2022 KTM 350 SX-F
2022 KTM 350 XC-F
2022 KTM 450 SX-F
2022 KTM 450 XC-F
2023 Gas-Gas EX 250
2023 Gas-Gas EX 300
2023 Gas-Gas EX 350F
2023 Gas-Gas EX 450F
2023 Gas-Gas Mc 250
2023 Gas-Gas MC 250F
2023 Gas-Gas MC 350F
2023 Gas-Gas MC 450F